guantanamo, the cole, bin laden case. i don't know, dozens. >> smith: how many had he done? >> zero. >> smith: with soufan standing by, boris started to experiment with sleep deprivation and low temperatures. after he complained to headquarters, the fbi ordered soufan home. but boris continued. by august, the justice department approved techniques that were even harsher. now they could include slapping, now they could include slapping, shoving, stress positions and confinement boxes with insects. was any actionable intelligence or any valuable intelligence gained after boris arrived? >> no, we never get any actionable intelligence or any significant intelligence, comparatively to what we got before, when his technique going on. >> smith: and why weren't being listened to? >> i don't know. >> smith: eventually, three men were subjected to water- boarding-- abu zubaydah, khalid sheikh mohammed, and abd al rahim al nashiri. >> they hit the glass ceiling with water-boarding. so what do you do? you do it again and again and again: with abu zubaydah, 83 times; with khalid sheikh m